Originally from Maryland, he attended Cornell University, earning a Bachelor of Science in 2001 followed by a Master of Engineering in 2002. He worked as an engineer for several years before changing course to pursue veterinary medicine.

He attended veterinary school at UC Davis, graduating in 2010. Dr. Wiggans then went on to complete a rotating internship and specialty fellowship at Colorado State University before completing a three-year residency in comparative veterinary ophthalmology at UC Davis. He became a board-certified veterinary ophthalmologist in 2015. Dr. Wiggans has been practicing in the San Francisco Bay Area since completing his residency.

In his spare time, Tomo enjoys traveling, photography (mostly landscapes, cityscapes, and macrophotography), and baking (with a fondness for pies). He shares his home with one dog, four cats, a flock of backyard chickens and ducks.